Methoxypolyethylene Glycols CAS 9004-74-4
Polyethylene glycol monomethyl ether bụ ihe sitere na polyethylene glycol. Ọ na-agbaze na mmiri, ethanol na ihe ndị na-agbaze organic kachasị elu. Ọ naghị agbanwe agbanwe dịka glycerol, ọ nwere ihe ndị sitere na kemịkalụ kwụsiri ike, ọ naghị amịpụta mmiri ngwa ngwa ma bibie ya, ọ nwekwara hydrophilicity siri ike. Ọ nwere obere nrụgide uzuoku ma kwụsie ike iji kpoo ọkụ. A na-eji ya dị ka ihe na-eme ka ihe dị arọ na mmanụ na ụlọ ọrụ mbipụta ákwà na agba agba na ụlọ ọrụ kemịkalụ kwa ụbọchị. N'ụlọ ọrụ ihe owuwu ụlọ, a na-eji ya dị ka ihe eji eme ka mmiri simenti na ihe ndị na-eme ka ọ sie ike. Polycarboxylic acid, nke na-ebelata mmiri dị elu nke ejiri ihe a mepụta, nwere ike siri ike ijigide mgbasa nke ihe simenti, na-eme ka ngwaahịa ahụ nwee uru nke obere dose, oke mbelata mmiri, mmetụta dị mma nke na-eme ka ọ sie ike, enweghị mmebi nke ogwe ígwè na enyi gburugburu ebe obibi. Enwere ike iji ya na simenti azụmahịa dị elu, nke siri ike (C60 ma ọ bụ karịa) maka ịgwakọta ebe na njem dị anya.
| Ọdịdị | Mmiri mmiri doro anya odo dị mfe |
| Uru hydroxyl | 146~178mgKOH/g |
| Ibu molekụla | 315~385 |
| Mmiri mmiri | ≤0.5% |
A na-eji Methoxypolyethylene glycol dị ka ihe na-eme ka ihe dị arọ ma na-eme ka mmanụ dị arọ n'ụlọ ọrụ mmepụta ákwà na agba ákwà, nakwa n'ụlọ ọrụ kemịkalụ kwa ụbọchị. A na-eji ya dị ka ihe e ji eme ka mmiri simenti belata ma na-eme ka ọ sie ike n'ụlọ ọrụ mmepụta ihe owuwu.
200kg kwa drum.
Methoxypolyethylene Glycols CAS 9004-74-4
Methoxypolyethylene Glycols CAS 9004-74-4












